luminal

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English[edit]

Etymology 1[edit]

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Adjective[edit]

luminal (not comparable)

  1. (biology) of or pertaining to the lumen
  2. (physics) of or pertaining to the nature of light
  3. (physics) light-speed; having the speed of light (usually in the void)
Synonyms[edit]
Antonyms[edit]
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Related terms[edit]

Etymology 2[edit]

From the brand name.

Noun[edit]

luminal (uncountable)

  1. (medicine) The drug phenobarbital.
Synonyms[edit]

Romanian[edit]

Etymology[edit]

Borrowed from German Luminal or French luminal.

Noun[edit]

luminal n (uncountable)

  1. luminal

Declension[edit]

Spanish[edit]

Adjective[edit]

luminal m or f (masculine and feminine plural luminales)

  1. luminal

Noun[edit]

luminal m (plural luminales)

  1. luminal